package main
import (
    "reflect"
    "fmt"
)

func main(){
    type S struct{
        F string `species:"gopher" color:"blue"`
    }
    s:=S{}
    st :=reflect.TypeOf(s)
    field :=st.Field(0)
    fmt.Println(field.Tag.Get("color"),field.Tag.Get("species"))
}
